6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

An octahedron has 6 vertices. How many edges does it have?

A) 8	B) 12
C) 6	D) 10

Answer & Explanation Answer: B) 12

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Q:

What is the simplified value of $\sqrt{12} - \frac{1}{\sqrt{3}}$ ?

A) 5√3	B) 5/√3
C) 3√5	D) 3/√5

Answer & Explanation Answer: B) 5/√3

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Q:

If 2x - 5y = 5 and 2x - y = 9, then x - y is ______.

A) 2	B) 4
C) 6	D) 3

Answer & Explanation Answer: B) 4

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Q:

If $sinA + \sin^{2} A = 1$ then what is the value of $\cos^{2} A + \cos^{4} A$

A) 1/2	B) 1
C) 2	D) 3

Answer & Explanation Answer: B) 1

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Q:

What is the value of (cos45° + 1/3) ?

A) 2+√3	B) (2√2+1)/√2
C) (3+√2)/3√2	D) 5/√3

Answer & Explanation Answer: C) (3+√2)/3√2

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Q:

Select the odd number from the given alternatives.

A) 1600	B) 2500
C) 3600	D) 4000

Answer & Explanation Answer: D) 4000

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Q:

${tanAcosec}^{2} A$ is equal to

A) (1 + tan2A)cotA	B) (1 - tan2A)cotA
C) √[(1 + tan2A)cotA]	D) √[(1 - tan2A)cotA]

Answer & Explanation Answer: A) (1 + tan2A)cotA

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Q:

$(113^{2} + 115^{2} + 117^{2} - 113 x 115 - 115 x 117 - 117 x 113)$ is equal to

A) 0	B) 4
C) 8	D) 12

Quantitative Aptitude - Arithmetic Ability Questions

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